Know all about Claystone and Coquina properties here. All properties of rocks are important as they define the type of rock and its application. Claystone and Coquina belong to Sedimentary Rocks.Texture of Claystone is Clastic whereas that of Coquina is Clastic. Claystone appears Rough and Dull and Coquina appears Layered, Banded, Veined and Shiny. The luster of Claystone is dull while that of Coquina is dull to vitreous to submetallic. Claystone is available in black, blue, brown, green, grey, orange, red, white, yellow colors whereas Coquina is available in beige, buff, orange colors. The commercial uses of Claystone are pottery and that of Coquina are creating artwork.